Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:T2m-temperature 2m above terrain
Station:1001 - Chomutov
Code:CZCVCMCHO
Institution:Czech Hydrometeorological Institute
Region:Ustecky
District:Chomutov
IHd: 150
Measure method:resistance method
Unit:K

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 273 271 262 262 264 272 275 273 270 268 268 272 271 269 269 269 271 272 275 278 279 279 278 280 277 282 282 284 284 281 279 273.78 284.40 31.00
2 281 280 277 276 278 278 279 280 282 279 283 283 278 273 273 275 275 277 276 278 271 274 276 274 276 282 279 277 ~ ~ ~ 277.46 282.73 28.00
3 278 274 275 276 276 282 281 278 281 277 280 280 283 277 277 278 279 280 281 281 282 276 275 275 274 274 274 277 280 284 284 278.34 284.05 31.00
4 284 284 282 281 277 275 276 278 279 280 281 282 283 279 280 281 280 283 284 283 285 284 287 285 286 287 280 283 282 284 ~ 281.82 287.33 30.00
5 289 290 290 287 285 286 289 291 292 290 289 289 290 289 288 292 293 292 285 289 291 292 291 288 288 285 288 287 290 289 289 289.10 293.28 31.00
6 287 289 291 292 294 289 288 288 288 289 288 292 292 292 292 292 296 298 297 297 293 296 294 290 290 292 293 289 286 291 ~ 291.49 297.78 30.00
7 293 287 293 289 291 292 292 295 298 295 289 293 295 295 294 293 291 290 291 292 292 288 291 290 288 289 290 295 298 298 296 292.43 298.50 31.00
8 294 293 295 292 291 292 292 292 293 294 293 289 289 292 294 294 295 295 296 294 291 292 293 294 295 296 295 292 294 294 295 293.24 295.88 31.00
9 287 289 290 291 288 290 290 291 293 291 289 286 288 289 285 286 288 287 288 287 286 284 283 281 280 284 282 282 283 283 ~ 286.62 292.96 30.00
10 284 284 287 285 285 282 279 280 281 280 279 277 276 279 284 286 284 280 277 278 278 281 283 277 281 283 283 280 281 279 280 281.03 286.77 31.00
11 282 280 276 276 273 271 272 276 277 275 278 279 277 277 279 283 279 280 278 277 278 280 278 278 279 281 280 280 279 278 ~ 277.83 282.81 30.00
12 278 277 279 278 276 273 269 268 265 265 265 267 268 269 270 272 274 273 270 267 272 273 272 269 269 269 270 272 276 277 267 271.24 278.60 31.00

Quarterly and annual absolute and relative frequency of average daily concentrations
partial and total air pollution indexes according to classes of IHd multiples

Quarter

concentration classes in IHd multiples

total ind.

part of it in IHd multiples

max.
date

<=1/3 <=2/3 <=1.0 <=1.5 <=2.0 <=3.0 <=4.0 > 1/32/31.01.52.0 3.04.0

concentration classes in measurement units

part of above IHd multiples in meas. units

0- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 0 0 0 0 90 0 0 0 90 90 90 90 90 0 0 0 284
REL. 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.028.1
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 91 0 0 0 91 91 91 91 91 0 0 0 298
REL. 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.0 18.6
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 92 0 0 0 92 92 92 92 92 0 0 0 298
REL. 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.0 9.7
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 92 0 0 0 92 92 92 92 92 0 0 0 287
REL 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.0 3.10
ID 0 0 0 0 500 0 0 0 500
Year
ABS. 0 0 0 0 365 0 0 0 365 365 365 365 365 0 0 0 298
REL. 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.0 9.7
ID 0 0 0 0 500 0 0 0 500

Note:

1 frequency < 60 per quarter, or < 240 per annum
2 frequency < 30 per quarter, or < 120 per annum